Can't load PHP dll on WAMP server

For a project i need the php api for jedox. So i downloaded the latest SDK, taked the PHP5.5 .dll files (because WAMP use PHP5.5 at the moment, cannot use 5.6). Then i've added the following into the php.ini files of "wamp\bin\php5.5.12" AND "wamp\bin\apache\apache2.4.9\bin" :